package ftn.is.util;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;


@WebFilter("/adminPages/*")
public class FilterAddressAdmin implements Filter{

	    @Override
	    public void init(FilterConfig config) throws ServletException {
	    }

	    @Override
	    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
	        HttpServletRequest request = (HttpServletRequest) req;
	        HttpServletResponse response = (HttpServletResponse) res;
	        HttpSession session = request.getSession(false);

	        if (session == null || session.getAttribute("AdminLogin") == null) {
	            response.sendRedirect(request.getContextPath() + "/adminLoginPage.jsf"); // No logged-in user found, so redirect to login page.
	        } else {
	            chain.doFilter(req, res); // Logged-in user found, so just continue request.
	        }
	    }

	    @Override
	    public void destroy() {
	    }

	}